MEP EP#335: Your Toaster is Toast

<h4><a href="https://macrofab.com/blog/mep-ep335-your-toaster-is-toast/">MEP EP#335: Your Toaster is Toast</a><br></h4><p>Project: Diff Probe</p> <ul> <li aria-level="1"><a href="https://circuitcellar.com/research-design-hub/high-voltage-differential-probe/" target="_blank" rel="noopener">Circuit Cellar design</a></li> <li aria-level="1"><a href="https://hackaday.io/project/169390-a-10x-100mhz-differential-probe" target="_blank" rel="noopener">Hack a Day project</a></li> <li aria-level="1">Active Differential probe with 600V Common mode and 600V differential mode</li> <li aria-level="1">Measure virtually any two points. No need for ground reference.</li> <li aria-level="1">Perhaps a battery system with a boost converter?</li> <li aria-level="1">Excuse to finally use that 3d printer to make a case</li> <li aria-level="1">Basically all precision components</li> </ul> <p>UtracerV6 enclosure</p> <ul> <li aria-level="1">Decided to make an enclosure that better suits my use case</li> <li aria-level="1">Stripped down from last time. It does not need all the bells and whistles from last time.</li> <li aria-level="1">Fixed sockets</li> <li aria-level="1">FTDI and SMPS for 6.3V and 19.5V</li> </ul> <p><a href="https://epsnews.com/2022/06/20/eol-the-chip-shortage-you-dont-see-coming/" target="_blank" rel="noopener">EOL: The Chip Shortage You Don’t See Coming</a></p> <ul> <li aria-level="1">Instant obsolescence</li> <li aria-level="1">No phase-out period <ul> <li aria-level="2">Foundries are booked three years out</li> <li aria-level="2">Suppliers are working on their most profitable lines and filling standing orders</li> <li aria-level="2">New fabs coming online won’t be buying old wafer equipment</li> <li aria-level="2">New foundries will be making new parts</li> </ul> </li> <li aria-level="1">Avoiding instant obsolescence <ul> <li aria-level="2">What parts are more readily available and are continuity coming back into stock</li> <li aria-level="2">Look at the market